Subject: Username reminder 
Charset: iso-8859-1 

Hello, 

You are receiving this email because you have (or someone pretending to be you has) requested the username for your account on {SITENAME}. If you did not request this email then please ignore it, if you keep receiving it please contact the website administrator. 

Username: {USERNAME} 

If you have any difficulties please contact the website administrator. 

{EMAIL_SIG}